<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="房屋ID，关联到房屋表" prop="houseId">
        <el-input
          v-model="queryParams.houseId"
          placeholder="请输入房屋ID，关联到房屋表"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="费用类型ID，关联到费用类型表" prop="feeTypeId">
        <el-input
          v-model="queryParams.feeTypeId"
          placeholder="请输入费用类型ID，关联到费用类型表"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="账单金额" prop="amount">
        <el-input
          v-model="queryParams.amount"
          placeholder="请输入账单金额"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="账单周期开始日期" prop="billingPeriodStart">
        <el-date-picker clearable
                        v-model="queryParams.billingPeriodStart"
                        type="date"
                        value-format="yyyy-MM-dd"
                        placeholder="请选择账单周期开始日期">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="账单周期结束日期" prop="billingPeriodEnd">
        <el-date-picker clearable
                        v-model="queryParams.billingPeriodEnd"
                        type="date"
                        value-format="yyyy-MM-dd"
                        placeholder="请选择账单周期结束日期">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="账单到期日期" prop="dueDate">
        <el-date-picker clearable
                        v-model="queryParams.dueDate"
                        type="date"
                        value-format="yyyy-MM-dd"
                        placeholder="请选择账单到期日期">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="账单创建时间" prop="createdAt">
        <el-date-picker clearable
                        v-model="queryParams.createdAt"
                        type="date"
                        value-format="yyyy-MM-dd"
                        placeholder="请选择账单创建时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:bills:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:bills:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:bills:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:bills:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <!-- 账单表格 -->
    <el-table v-loading="loading" :data="billsList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="账单ID" align="center" prop="billId" />
      <el-table-column label="房屋ID，关联到房屋表" align="center" prop="houseId" />
      <el-table-column label="费用类型" align="center">
        <template slot-scope="scope">
          <span>{{ getFeeTypeName(scope.row.feeTypeId) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="账单金额" align="center" prop="amount" />
      <el-table-column label="账单周期开始日期" align="center" prop="billingPeriodStart" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.billingPeriodStart, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="账单周期结束日期" align="center" prop="billingPeriodEnd" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.billingPeriodEnd, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="账单到期日期" align="center" prop="dueDate" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.dueDate, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="账单状态" align="center" prop="status" width="100">
        <template slot-scope="scope">
          <el-tag :type="getStatusType(scope.row.status)">
            {{ scope.row.status }}
          </el-tag>
        </template>
      </el-table-column>
      <el-table-column label="账单创建时间" align="center" prop="createdAt" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createdAt, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:bills:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:bills:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改账单对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="房屋ID，关联到房屋表" prop="houseId">
          <el-input v-model="form.houseId" placeholder="请输入房屋ID，关联到房屋表" />
        </el-form-item>
        <el-form-item label="费用类型ID，关联到费用类型表" prop="feeTypeId">
          <el-input v-model="form.feeTypeId" placeholder="请输入费用类型ID，关联到费用类型表" />
        </el-form-item>
        <el-form-item label="账单金额" prop="amount">
          <el-input v-model="form.amount" placeholder="请输入账单金额" />
        </el-form-item>
        <el-form-item label="账单周期开始日期" prop="billingPeriodStart">
          <el-date-picker clearable
                          v-model="form.billingPeriodStart"
                          type="date"
                          value-format="yyyy-MM-dd"
                          placeholder="请选择账单周期开始日期">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="账单周期结束日期" prop="billingPeriodEnd">
          <el-date-picker clearable
                          v-model="form.billingPeriodEnd"
                          type="date"
                          value-format="yyyy-MM-dd"
                          placeholder="请选择账单周期结束日期">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="账单到期日期" prop="dueDate">
          <el-date-picker clearable
                          v-model="form.dueDate"
                          type="date"
                          value-format="yyyy-MM-dd"
                          placeholder="请选择账单到期日期">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="账单创建时间" prop="createdAt">
          <el-date-picker clearable
                          v-model="form.createdAt"
                          type="date"
                          value-format="yyyy-MM-dd"
                          placeholder="请选择账单创建时间">
          </el-date-picker>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listBills, getBills, delBills, addBills, updateBills } from "@/api/system/bills";

export default {
  name: "Bills",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 账单表格数据
      billsList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        houseId: null,
        feeTypeId: null,
        amount: null,
        billingPeriodStart: null,
        billingPeriodEnd: null,
        dueDate: null,
        status: null,
        createdAt: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        houseId: [
          { required: true, message: "房屋ID，关联到房屋表不能为空", trigger: "blur" }
        ],
        feeTypeId: [
          { required: true, message: "费用类型ID，关联到费用类型表不能为空", trigger: "blur" }
        ],
        amount: [
          { required: true, message: "账单金额不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    // 获取费用类型名称
    getFeeTypeName(feeTypeId) {
      const feeTypes = {
        1: '物业费',
        2: '电费',
        3: '燃气费',
        4: '水费'
      };
      return feeTypes[feeTypeId] || '未知';
    },
    // 获取账单状态类型
    getStatusType(status) {
      return status === '已支付' ? 'success' : 'danger';
    },
    /** 查询账单列表 */
    getList() {
      this.loading = true;
      listBills(this.queryParams).then(response => {
        this.billsList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        billId: null,
        houseId: null,
        feeTypeId: null,
        amount: null,
        billingPeriodStart: null,
        billingPeriodEnd: null,
        dueDate: null,
        status: null,
        createdAt: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.billId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加账单";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const billId = row.billId || this.ids
      getBills(billId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改账单";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.billId != null) {
            updateBills(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addBills(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const billIds = row.billId || this.ids;
      this.$modal.confirm('是否确认删除账单编号为"' + billIds + '"的数据项？').then(function() {
        return delBills(billIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/bills/export', {
        ...this.queryParams
      }, `bills_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
